bitbake: bitbake-user-manual: Fixed small typo in "Events" section

There was a stra quote character after the word database
and I removed it.

(Bitbake rev: 50afcab054b2d93be96bfd3c224affebcab023cc)

Signed-off-by: Scott Rifenbark <srifenbark@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/doc/bitbake-user-manual/bitbake-user-manual-metadata.xml

@@ -2017,7 +2017,7 @@
             With the <filename>getName(e)</filename> method, you can get
             the name of the triggered event.
             The global datastore is available as "d".
-            In legacy code, you might see "e.data" used to get the datastore".
+            In legacy code, you might see "e.data" used to get the datastore.
             However, realize that "e.data" is deprecated and you should use
             "d" going forward.
         </para>